Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1996TRACER L4-116 1.9L SOHCREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - POWERTRAIN MANAGEMENTRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULESERVICE AND REPAIRREMOVAL AND REPLACEMENT
1996 Mercury Tracer L4-116 1.9L SOHC
Removal and Replacement
1996 Mercury Tracer L4-116 1.9L SOHCSECTION Removal and Replacement
REMOVAL
CAUTION: Electronic modules are sensitive to static electrical charges. If exposed to these charges, damage may result.
1. Disconnect battery ground cable.
2. Remove the shift console and control box side covers.
3. Disconnect the harness connector from the Powertrain Control Module (PCM).
4. Remove the PCM and fuel pump relays from the PCM bracket.
5. Remove the rear seat heater outlet duct adapter and pad from the top of the PCM bracket.
6. Remove the three PCM bracket bolts and loosen the one retaining nut.
7. Remove the PCM and bracket from the vehicle floor tunnel.
8. Remove the front plastic clip from the PCM bracket.
9. Remove the PCM from the bracket by sliding it straight out.
INSTALLATION
1. To install, reverse the removal procedure.
2. Tighten the PCM bracket bolts to 8 Nm (6 lb ft).
3. Tighten the wiring harness electrical connector bolt to 6.2 Nm (55 lb in).
CAUTION: Electronic modules are sensitive to static electrical charges. If exposed to these charges, damage may result.
1. Disconnect battery ground cable.
2. Remove the shift console and control box side covers.
3. Disconnect the harness connector from the Powertrain Control Module (PCM).
4. Remove the PCM and fuel pump relays from the PCM bracket.
5. Remove the rear seat heater outlet duct adapter and pad from the top of the PCM bracket.
6. Remove the three PCM bracket bolts and loosen the one retaining nut.
7. Remove the PCM and bracket from the vehicle floor tunnel.
8. Remove the front plastic clip from the PCM bracket.
9. Remove the PCM from the bracket by sliding it straight out.
INSTALLATION
1. To install, reverse the removal procedure.
2. Tighten the PCM bracket bolts to 8 Nm (6 lb ft).
3. Tighten the wiring harness electrical connector bolt to 6.2 Nm (55 lb in).
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.